161415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 297648

約数和(自身を除く): 136233

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 211, 255, 633, 765, 1055, 1899, 3165, 3587, 9495, 10761, 17935, 32283, 53805, 161415]

約数ペア:

[(1, 161415), (3, 53805), (5, 32283), (9, 17935), (15, 10761), (17, 9495), (45, 3587), (51, 3165), (85, 1899), (153, 1055), (211, 765), (255, 633)]